From: viro@parcelfarce.linux.theplanet.co.uk
To: Jamie Lokier <jamie@shareable.org>
Cc: Andrew Morton <akpm@osdl.org>,
Fabian Frederick <Fabian.Frederick@skynet.be>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2.6.5-mm4] sys_access race fix
Date: Wed, 14 Apr 2004 08:22:50 +0100 [thread overview]
Message-ID: <20040414072250.GB31500@parcelfarce.linux.theplanet.co.uk> (raw)
In-Reply-To: <20040414071102.GB7790@mail.shareable.org>
On Wed, Apr 14, 2004 at 08:11:02AM +0100, Jamie Lokier wrote:
> Andrew Morton wrote:
> > Do races in access() actually matter? I mean, some other process could
> > change things a nanosecond after access() has completed and the value which
> > the access() caller received is wrong anyway.
>
> What about the effect access() has on other callers? It temporarily
> changes current->fsuid, so fs operations in other completely
> independent threads are affected.
Huh? What does changing a field of tast_struct have to do with behaviour
of some other threads?
next prev parent reply other threads:[~2004-04-14 7:22 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-13 18:43 Fabian Frederick
2004-04-13 18:50 ` Chris Wright
2004-04-13 19:12 ` Fabian Frederick
2004-04-13 23:11 ` Chris Wright
2004-04-14 0:03 ` Andrew Morton
2004-04-14 0:16 ` Chris Wright
2004-04-14 7:11 ` Jamie Lokier
2004-04-14 7:22 ` viro [this message]
2004-04-14 7:26 ` Jamie Lokier
2004-04-14 9:20 fabian.frederick
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